Home / 676,013.92-932,844.06-385,624.06

Finding the Fourth Proportional to 676,013.92, 932,844.06 and 385,624.06

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Solution

The fourth proportional to 676,013.92, 932,844.06 and 385,624.06 is: 532,129.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,013.92 : 932,844.06 = 385,624.06 : x
  2. Step 2: Convert to fraction form
    676,013.92/932,844.06 = 385,624.06/x
  3. Step 3: Cross multiply
    676,013.92x = 932,844.06 × 385,624.06
  4. Step 4: Simplify right side
    676,013.92x = 359,727,111,431.97
  5. Step 5: Solve for x
    x = 359,727,111,431.97/676,013.92
  6. Step 6: Final answer
    x = 532,129.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.